The Senior Fullstack Engineer will develop web applications using advanced technologies, mentor team members, improve processes, and impact user experiences.
About the Company
At Flow, we’re reimagining what it means to live, work, and connect. More than just a real estate company, Flow is a brand, a technology platform, and an operations ecosystem spanning condominiums, hotels, multifamily residences, and office spaces. We’re building a new kind of living experience: one that’s flexible, connected, and designed to create genuine community and real value for the people who call Flow home.
Our mission is oneness: prioritizing our residents and their experiences, and fostering connection with ourselves, their neighbors, and the natural world. By putting people at the center of everything we do, we’re creating vibrant, human-centered communities where life, work, creativity, and play all come together in one place.
About the Role
We are looking for an experienced Full Stack Engineer to join our Product Engineering team and help shape the future of our web infrastructure. In this role, you will architect high-performance applications that push the boundaries of modern web capabilities. We are seeking someone with a strong background in JavaScript, React, Next.js, and experience in technologies like PWAs and SSR. You will thrive in a fast-paced, entrepreneurial environment, solving complex problems and collaborating effectively with team members and partners. Your role will include mentoring others, suggesting process improvements, and driving best practices. This position offers the opportunity to make a significant impact on our products and user experiences, creating visually stunning and high-performing applications.
Responsibilities
- Architect & Build: Design and develop scalable full-stack web applications using React, NextJS and Typescript, focusing on high availability and low latency.
- Optimize Performance: Drive the implementation of advanced web technologies, such as Server-Side Rendering (SSR) to ensure optimized user experiences.
- Drive Best Practices: Lead the adoption of the engineering best practices including observability and testing to ensure our code is efficient, scalable, and maintainable
- Mentor & Lead: Act as a technical leader within the team—mentoring junior engineers, conducting code reviews, and managing stakeholders.
- Innovate: Thrive in an entrepreneurial environment where you will have the autonomy to suggest process improvements and influence product roadmap decisions.
Ideal Background
- Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience
- 7+ years of professional web development experience, with a demonstrated history of shipping robust, high-scale applications.
- Core Frontend: Expert-level proficiency in JavaScript/TypeScript and modern React workflows. Experience with state management (Redux, Zustand, or similar) and component libraries (Material UI is a plus).
- Server-Side & API: Strong production experience with server-side technologies like Node.js and Next.js. Proficient in building and consuming RESTful APIs; familiarity with GraphQL or gRPC is a plus
- Styling & UI: Deep understanding of CSS preprocessors (SASS) or CSS-in-JS libraries, with a keen eye for UI/UX standards, including Accessibility (a11y) and Internationalization (i18n).
- Excellent communication skills, with the ability to convey technical information to non-technical audiences
- Experience working effectively with cross-functional teams, including designers, backend engineers, and product managers, in distributed environments
- Proven track record of mentoring junior engineers and conducting code reviews.
Benefits
• Comprehensive Benefits Package (Medical / Dental / Vision / Disability / Life)
• Paid time off and 13 paid holidays
• 401(k) retirement plan
• Healthcare and Dependent Care Flexible Spending Accounts (FSAs)
• Access to HSA-compatible plans
• Pre-tax commuter benefits
• Employee Assistance Program (EAP), free therapy through SpringHealth, acupuncture, and other wellness offerings
Flow is proud to be an equal opportunity workplace and hires regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity and/or expression, pregnancy, Veteran status any other characteristic protected by federal, state or local law. In addition, we provide reasonable accommodation for qualified individuals with disabilities.
Top Skills
Google Analytics
GraphQL
Grpc
JavaScript
Material Ui
Mixpanel
Next.Js
Node.js
React
Restful Apis
Sass
Typescript
Similar Jobs
Financial Services
As a Senior Full Stack Engineer, you'll work with a cross-functional team to implement features, develop with TypeScript, and ensure scalability and reliability of applications.
Top Skills:
GraphQLNode.jsPostgresReactTypescript
Artificial Intelligence • Information Technology • Machine Learning • Software • Virtual Reality • Analytics
The role involves utilizing programming skills in Java and JavaScript frameworks, leading teams, and solving complex client challenges while using modern development tools and agile methodologies.
Top Skills:
AngularCSSDockerGitlab CiHibernateHTMLJavaJavaScriptJenkinsReactSpring BootSpring Core
Big Data • Fintech • Information Technology • Business Intelligence • Financial Services • Cybersecurity • Big Data Analytics
The VP of Identity Risk Solutions leads global strategies, oversees product management, partners with teams, and drives growth across identity solutions in the fraud space, while mentoring others and managing multiple projects.
Top Skills:
Ai Influenced IdentityFraud SolutionsIdentity Risk
What you need to know about the NYC Tech Scene
As the undisputed financial capital of the world, New York City is an epicenter of startup funding activity. The city has a thriving fintech scene and is a major player in verticals ranging from AI to biotech, cybersecurity and digital media. It also has universities like NYU, Columbia and Cornell Tech attracting students and researchers from across the globe, providing the ecosystem with a constant influx of world-class talent. And its East Coast location and three international airports make it a perfect spot for European companies establishing a foothold in the United States.
Key Facts About NYC Tech
- Number of Tech Workers: 549,200; 6% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Capgemini, Bloomberg, IBM, Spotify
- Key Industries: Artificial intelligence, Fintech
- Funding Landscape: $25.5 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Greycroft, Thrive Capital, Union Square Ventures, FirstMark Capital, Tiger Global Management, Tribeca Venture Partners, Insight Partners, Two Sigma Ventures
- Research Centers and Universities: Columbia University, New York University, Fordham University, CUNY, AI Now Institute, Flatiron Institute, C.N. Yang Institute for Theoretical Physics, NASA Space Radiation Laboratory



